DRY DRILLING: Cooling wax is built in front and back of the drill, no need for water cooling, avoiding the trouble of overheating the drill.
HIGH QUALITY: Our multi-purpose diamond grit drill bit kits prevent bit breakage and extend the life of the bits they are strong and durable.
MULTIPLE SIZE OPTIONS: The set includes three conventional 6 mm diamond bits and one each of the three 8/10/12 mm dry diamond bits for greater adaptability to the user's needs.
SUITABLE FOR ALL KINDS OF MATERIALS: Diamond drill bits are designed for places where ordinary glass drill bits cannot reach. Our ceramic drill bits can be used for granite, ceramic and marble stone.
VACUUM BRAZED DIAMOND TECHNOLOGY: stronger, more wear-resistant, more efficient, faster cutting, more durable and stronger than electroplated diamond bits.